5問 足し算 小数足し算 数学・算数の教材公開ページ

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(1)

(1) 40.23 + 28.52 = (2) 9.099 + 6.398 =

(3) 900.6 + 612.3 = (4) 7.093 + 3.265 =

(5) 2.446 + 3.124 =

(2)

(1) 40

.23 + 28.52 =

68

.

75

(2) 9.099 + 6.398 =

15

.

497

(3) 900

.6 + 612.3 =

1512

.

9

(4) 7.093 + 3.265 =

10

.

358

(5) 2

.446 + 3.124 =

5

.

57

(3)

(1) 746.1 + 154.4 = (2) 98 + 179.5 =

(3) 3.997 + 5.334 = (4) 1.478 + 7.011 =

(5) 5.13 + 4.208 =

(4)

(1) 746

.1 + 154.4 =

900

.

5

(2) 98 + 179.5 =

277

.

5

(3) 3

.997 + 5.334 =

9

.

331

(4) 1.478 + 7.011 =

8

.

489

(5) 5

.13 + 4.208 =

9

.

338

(5)

(1) 218 + 438.6 = (2) 83.21 + 30.7 =

(3) 8.483 + 4.749 = (4) 2.297 + 2.221 =

(5) 241.2 + 989 =

(6)

(1) 218 + 438

.6 =

656

.

6

(2) 83.21 + 30.7 =

113

.

91

(3) 8

.483 + 4.749 =

13

.

232

(4) 2.297 + 2.221 =

4

.

518

(5) 241

.2 + 989 =

1230

.

2

(7)

(1) 8.978 + 1.924 = (2) 338.2 + 593.8 =

(3) 45.53 + 54.53 = (4) 66.51 + 18.42 =

(5) 1.518 + 3.603 =

(8)

(1) 8

.978 + 1.924 =

10

.

902

(2) 338.2 + 593.8 =

932

(3) 45

.53 + 54.53 =

100

.

06

(4) 66.51 + 18.42 =

84

.

93

(5) 1

.518 + 3.603 =

5

.

121

(9)

(1) 9.154 + 4.634 = (2) 92.29 + 26.97 =

(3) 91.31 + 88.47 = (4) 35.1 + 894.1 =

(5) 18.89 + 63.31 =

(10)

(1) 9

.154 + 4.634 =

13

.

788

(2) 92.29 + 26.97 =

119

.

26

(3) 91

.31 + 88.47 =

179

.

78

(4) 35.1 + 894.1 =

929

.

2

(5) 18

.89 + 63.31 =

82

.

2

(11)

(1) 190 + 941.2 = (2) 74.88 + 11.75 =

(3) 890.9 + 150.5 = (4) 8.623 + 7.276 =

(5) 9.469 + 3.155 =

(12)

(1) 190 + 941

.2 =

1131

.

2

(2) 74.88 + 11.75 =

86

.

63

(3) 890

.9 + 150.5 =

1041

.

4

(4) 8.623 + 7.276 =

15

.

899

(5) 9

.469 + 3.155 =

12

.

624

(13)

(1) 458.2 + 175.6 = (2) 147.8 + 618.8 =

(3) 6.479 + 4.163 = (4) 5.325 + 7.144 =

(5) 101 + 940.3 =

(14)

(1) 458

.2 + 175.6 =

633

.

8

(2) 147.8 + 618.8 =

766

.

6

(3) 6

.479 + 4.163 =

10

.

642

(4) 5.325 + 7.144 =

12

.

469

(5) 101 + 940

.3 =

1041

.

3

(15)

(1) 27.11 + 57.94 = (2) 93.47 + 93.29 =

(3) 18.95 + 76.65 = (4) 59.37 + 96.24 =

(5) 18.69 + 27.47 =

(16)

(1) 27

.11 + 57.94 =

85

.

05

(2) 93.47 + 93.29 =

186

.

76

(3) 18

.95 + 76.65 =

95

.

6

(4) 59.37 + 96.24 =

155

.

61

(5) 18

.69 + 27.47 =

46

.

16

(17)

(1) 31.14 + 99.73 = (2) 7.037 + 5.826 =

(3) 301.6 + 416.3 = (4) 145.5 + 339.1 =

(5) 357.8 + 946.7 =

(18)

(1) 31

.14 + 99.73 =

130

.

87

(2) 7.037 + 5.826 =

12

.

863

(3) 301

.6 + 416.3 =

717

.

9

(4) 145.5 + 339.1 =

484

.

6

(5) 357

.8 + 946.7 =

1304

.

5

(19)

(1) 42.25 + 7.92 = (2) 2.275 + 0.511 =

(3) 3.707 + 9.488 = (4) 3.82 + 21.17 =

(5) 513.6 + 322.1 =

(20)

(1) 42

.25 + 7.92 =

50

.

17

(2) 2.275 + 0.511 =

2

.

786

(3) 3

.707 + 9.488 =

13

.

195

(4) 3.82 + 21.17 =

24

.

99

(5) 513

.6 + 322.1 =

835

.

7

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